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JENCO 6377BEU, Руководство по эксплуатации

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27

ERROR DISPLAYS AND TROUBLESHOOTING IN

CONDUCTIVITY/SALINITY/TDS MODE

[Note:

If the meter still does not perform normally after the above

measures are taken, call

JENCO

representative.

]

Main

Display

Secondary

Display

Possible cause(s)

Corrective

Action(s)

"over" during

measurements

-10.0 to

120.0

℃

1. Sample

Conductivity

value > 200.0

mS/cm; Sample

TDS > 200 g/L.

Sample Salinity >

80.0 ppt

2. Conductivity cell

contaminated or

defective.

3. Incorrect K

constant value

input.

1.Sample cannot

be tested.

2.Decontaminate/c

lean cell or

replace cell.

3.Input correct K

value.

"over" during

calibration

-10.0 to

120.0

℃

1. Incorrect standard

solution.

2. Conductivity cell

contaminated or

defective.

3. Incorrect K

constant value

input.

1.Replace

standard

solution.

2.Decontaminate/c

lean cell or

replace cell.

3.Input correct K

value.

"over " during

measurements

over

1. Sample

temperature >

120

℃

.

2. Defective

conductivity cell.

1.Reduce sample

temperature.

2.Replace cell.

undr

1. Sample

temperature

< -10.0

℃

2. Defective

conductivity cell.

1.Increase sample

temperature.

2.Replace cell.

Содержание 6377BEU

Страница 1: ...Operation Manual MODEL 6377MB 6377BEU pH ORP Cond TDS Salt Temperature Based Bluetooth Benchtop Meter 6377MB 6377BEU...

Страница 2: ...n 9 C pH Measurements 12 D Temperature Measurements 14 E mV Offset 14 F mV RmV Measurements 14 G Conductivity Calibration 15 H Conductivity Salinity TDS Measurements 17 I Save Recall and Delete Data 1...

Страница 3: ...dicators The unit prompts the user through calibration and measurement procedures An AUTOLOCK feature for both pH and mV RmV measurements enables the unit to automatically sense the end point and the...

Страница 4: ...t the AC line voltage is correct If the wrong AC adaptor is supplied notify your JENCO representative immediately INSTALLING THE BATTERIES To insert the batteries into the meter follow the procedure o...

Страница 5: ...nnector 3 AC adaptor input connector Figure 3 6377BEU Connectors 1 pH ORP connector BNC connector 2 ATC connector for pH 2 5 mm phone jack 3 Conductivity ATC connector 8 PIN connector 4 AC adaptor inp...

Страница 6: ...not yet calibrated This indicator will remain lit up if the unit has been calibrated 3 pH Unit and mode indicators 9 LOCK This will indicate that the reading is frozen during AUTOLOCK mode 4 mV RmV Un...

Страница 7: ...indicator 8 ppt Parts per thousand indicates Salinity measurement 3 uS cm Microsiemens indicates Conductivity measurement 9 CELL K Indicates conductivity cell constant value 4 CAL This will be displa...

Страница 8: ...delete a single set of data 2 Mode Selects display mode Pressing this key changes the display sequentially to display pH AUTOLOCK mV RmV AUTOLOCK pH mV RmV Conductivity Salinity TDS Recall Delete One...

Страница 9: ...conductivity salinity TDS measure mode these two keys are used to manually enter the temperature values They have no effect on the unit when operating in ATC mode In the ORP and conductivity calibrati...

Страница 10: ...tects a stable reading Once the unit calibrates the first point The selected buffer will lit up while two other selectable buffers start to flash The unit is ready to be sloped at the second buffer if...

Страница 11: ...in distilled water and immerse it in the first buffer solution Adjust the temperature reading to that of the first buffer using the Up or Down keys 0 0 to 60 0 Then press and hold Stand Cal key for 2...

Страница 12: ...key the unit will exit the calibration mode Single point calibration is complete To continue with two or more point calibration the first buffer solution has to be either 7 00 or 6 86 pH e Rinse the...

Страница 13: ...cted buffer remains lit up while the remaining buffers start to flash The unit is ready to be sloped at the second buffer if the first buffer solution is 6 86 or 7 00 pH Note At this moment press the...

Страница 14: ...the unit will not AUTOLOCK In this case use the pH NON AUTOLOCK mode for measurements 2 Measurement with manual temperature compensation in the pH AUTOLOCK mode a Connect the pH electrode to the BNC c...

Страница 15: ...ple The unit will display the measured temperature E mV Offset 1 Turn the unit on In the mV mode press Clear key for 5 seconds all LCD elements will lit up The meter clears all calibration values stor...

Страница 16: ...se the mV RmV NON AUTOLOCK mode for measurements 2 Measurement in the mV RmV NON AUTOLOCK mode a Connect the optional combination ORP electrode to the BNC connector of the unit b Press Mode key until...

Страница 17: ...fficient The unit uses the temperature coefficient to calculate temperature compensated conductivity The default value is 1 91 To change the Temperature Coefficient use the Up or Down keys to adjust t...

Страница 18: ...of the conductivity probe with the CELL K staying on Adjust the probe constant to a known value by pressing the Up or Down keys You can now input the K value from 70 to 130 of the probe basic cell co...

Страница 19: ...ey to select the storage site number and displays the corresponding record c Press Mode key to exit Recall mode 3 Deleting data a Press Mode key until the dEL onE or dEL ALL will show Then press the S...

Страница 20: ...m Chloride KCL Dissolve in 1000 ml of distilled water 2 Standard solution of 12 90 mS cm at 25 Accurately weight out 7 4365 grams of research grade dried Potassium Chloride KCL Dissolve in 1000 ml of...

Страница 21: ...surements calibration and storing data can be performed on the meter or on the paired tablets B App Download and Installation Download the companion App for the 6377MB 6377BEU from the Apple Store or...

Страница 22: ...ure compensation mode parameter measurement curve calibration information electrode health App for pH only and days since last calibration From this screen tap the Hold Reading button to freeze or unf...

Страница 23: ...ects the measurements of the 6377MB 6377BEU Fig 3 Fig 1 Fig 2 Fig 3 H Key Operations 1 Take measurements Tap the Measure tab in the navigation bar 2 Calibrate a Tap the Calibrate tab in the navigation...

Страница 24: ...otes field to add notes d Tap the button to save and exit the detail screen 6 Share saved readings a Tap the Saved tab in the navigation bar b Saved readings are displayed Tap the Share icon on the up...

Страница 25: ...Optimized Power Mode on Android tablets 3 Grant Bluetooth and GPS permissions during App installation 4 After first pairing with the meter App records the meter s Bluetooth information Hence no pairi...

Страница 26: ...y not cause harmful interference and 2 this device must accept any interference received including interference that may cause undesired operation This equipment complies with FCC RF radiation exposur...

Страница 27: ...r value 2 Buffer 1 68 4 00 4 01 9 18 10 01 and 12 46 pH is not correct 3 pH electrode slope is off by more than 30 of ideal slope 1 Allow sufficient time for the electrode and ATC Temp probe to stabil...

Страница 28: ...ctive 3 Incorrect K constant value input 1 Sample cannot be tested 2 Decontaminate c lean cell or replace cell 3 Input correct K value over during calibration 10 0 to 120 0 1 Incorrect standard soluti...

Страница 29: ...ure 10 0 to 120 0 C 0 1 C 0 2 C pH buffer recognition 1 68 7 00 4 01 10 01 12 46 pH or 1 68 6 86 4 00 9 18 12 46 pH pH Temperature compensation AUTO MAN 10 0 C to 120 0 C pH Buffer Temperature range 0...

Страница 30: ...please contact them to notify us of the situation JENCO Service Department alone will determine if the product problem is due to deviations or customer misuse Out of warranty products will be repaire...

Страница 31: ...Jenco Electronics Ltd 6F NO 81 Sec 2 Chang an E Rd Jhongshan District Taipei City 104 Taiwan TEL 886 2 2508 2928 FAX 886 2 2508 2938 E Mail sales jenco com tw Website www jenco com tw Shanghai Jenco I...

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